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30112202 = 2173592467
BaseRepresentation
bin111001011011…
…1100111001010
32002122212011202
41302313213022
530202042302
62553224202
7513643451
oct162674712
962585152
1030112202
1115aa781a
12a102062
136314093
143ddbb98
15299c202
hex1cb79ca

30112202 has 16 divisors (see below), whose sum is σ = 47977920. Its totient is φ = 14125248.

The previous prime is 30112183. The next prime is 30112213. The reversal of 30112202 is 20221103.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10973 + ... + 13439.

It is an arithmetic number, because the mean of its divisors is an integer number (2998620).

Almost surely, 230112202 is an apocalyptic number.

30112202 is a deficient number, since it is larger than the sum of its proper divisors (17865718).

30112202 is a wasteful number, since it uses less digits than its factorization.

30112202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2845.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 30112202 is about 5487.4586103223. The cubic root of 30112202 is about 311.1101438840.

Adding to 30112202 its reverse (20221103), we get a palindrome (50333305).

The spelling of 30112202 in words is "thirty million, one hundred twelve thousand, two hundred two".

Divisors: 1 2 17 34 359 718 2467 4934 6103 12206 41939 83878 885653 1771306 15056101 30112202